<!DOCTYPE html>
<html lang="zh">
<head>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <meta charset="utf-8"/>
    <title>用户登录</title>
    <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
    <!--<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css"-->
    <!--integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">-->
    <link rel="stylesheet" href="css/bootstrap.min.css"/>
    <link rel="stylesheet" href="css/style.css"/>
    <!-- 引用jquery -->
    <!--<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>-->
    <script src="js/jquery.min.js"></script>
    <!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
    <!--<script src="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/js/bootstrap.min.js"-->
    <!--integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa"-->
    <!--crossorigin="anonymous"></script>-->
    <script src="js/bootstrap.min.js"></script>
</head>
<body>
<div class="mainContainer">
    <div class="center-block image-div">
        <img class="img-responsive" src="images/air.jpg">
    </div>
    <form class="form-horizontal" action="#">
        <div class="form-group">
            <div class="text-center">
                <h2>国航湖北分公司地面服务部<br>数据录入系统</h2>
            </div>
        </div>
        <div class="form-group">
            <label for="username" class="col-sm-2 control-label">用户名：</label>
            <div class="col-sm-9">
                <input type="text" class="form-control" id="username" placeholder="请输入用户名">
            </div>
        </div>
        <div class="form-group">
            <label for="password" class="col-sm-2 control-label">密码：</label>
            <div class="col-sm-9">
                <input type="password" class="form-control" id="password" placeholder="请输入密码">
            </div>
        </div>
        <div class="form-group">
            <label for="identity" class="col-sm-2 control-label">账号级别：</label>
            <div class="col-sm-9">
                <select id="identity" class="form-control">
                    <option disabled="disabled">请选择账户级别</option>
                    <option>一级账户</option>
                    <option>二级账户</option>
                </select>
            </div>
        </div>
        <div class="form-group">
            <div class="col-sm-offset-1 col-sm-10">
                <button type="submit" class="btn btn-lg btn-success btn-block">Sign in</button>
            </div>
        </div>
    </form>
</div>
</body>
</html>